Add oil to Instant Pot and set to sauté. Combine flour, pepper, and garlic salt in a small
bowl. Dip stewing beef in flour to coat. Add to Instant Pot and brown on each side. Do this until all meat has been browned. Press cancel on Instant Pot. Add in the remaining ingredients. Make sure everything is covered with water. Add more than 4 cups if needed. Cook on high pressure for 35 minutes. Use natural release on Instant Pot. Serve with homemade biscuits, bread, or crackers.